| Monad |
| Organism |
| Protozoa |
| Protozoan |
| Tiny cell |
| Low life? |
| A rhizopod |
| One-celler |
| Algae eater |
| Simple life |
| Lab subject |
| Tiny critter |
| Tiny swimmer |
| Lab organism |
| Pond denizen |
| Tiny splitter |
| Slide subject |
| Tiny organism |
| Tiny creature |
| Blob in a pond |
| Jellylike blob |
| Minute critter |
| Rhizopod: var. |
| Tiny life form |
| Pond protozoan |
| Real low life? |
| Slide specimen |
| Bio 101 subject |
| Bit of lowlife? |
| Life on a slide |
| Lab blob (var.) |
| Marine protozoa |
| One-celled blob |
| One-celled body |
| Protozoan: Var. |
| Minute creature |
| Shapeless thing |
| Simple organism |
| Bio lab specimen |
| Sight on a slide |
| Paramecium's kin |
| Pseudopod former |
| Protean life form |
| Amorphous critter |
| One-celled animal |
| Single-celled blob |
| Formless life form |
| Minuscule creature |
| Primitive creature |
| Slide presentation |
| Swimmer on a slide |
| Very simple animal |
| Bit of marine life |
| Amorphous creature |
| Amorphous organism |
| Microscopic animal |
| One-celled critter |
| Pseudopod possessor |
| Simple lab specimen |
| Unicellular critter |
| Biology 101 subject |
| Creature on a slide |
| Itsy-bitsy creature |
| Microscopic swimmer |
| One-celled creature |
| One-celled organism |
| Organism that splits |
| Microscopic specimen |
| Unicellular organism |
| Tiny organism (Var.) |
| Unicellular creature |
| Microscopic creature |
| One-celled protozoan |
| Microscopic organism |
| Single-celled critter |
| Slide specimen (var.) |
| Bio 101 subject (Var.) |
| Single-celled protozoa |
| It divides to multiply |
| Marine biology subject |
| Single-celled creature |
| Single-celled organism |
| Single-celled protozoan |
| Microscope slide subject |
| Shape-changing protozoan |
| Protozoa with pseudopodia |
| Shape-changing cell: var. |
| Microscope slide creature |
| It multiplies by dividing |
| One-celled protozoa (Var.) |
| Single-celled lab specimen |
| Microscopic critter (var.) |
| Microscopic swimmer (var.) |
| One-celled organism (Var.) |
| Simple lab specimen (Var.) |
| Biology 101 subject (Var.) |
| One multiplying by dividing |
| One-celled protozoan (Var.) |
| Single cell organism (var.) |
| Microscopic creature (var.) |
| If it divides, it multiplies |
| Single-celled organism: var. |
| Microscopist's sighting (Var.) |
| Blobby creature in a biology lab |
| Microscope slide creature (Var.) |
| Protozoa with pseudopodia (var.) |
| One of the little things in life? |
| Organism frequently seen in "The Far Side |